#!/bin/bash

#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source /usr/share/yunohost/helpers

#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression "Stopping $app's systemd service..."

ynh_systemctl --service="$app" --action="stop" --log_path=systemd --wait_until="was stopped successfully"

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression "Ensuring downward compatibility..."

if [ ! -d "$install_dir/dotnet" ]; then
    # We expect legacy install in /opt
    ynh_safe_rm "/opt/dotnet"
    ynh_safe_rm "/usr/bin/dotnet"
fi

if ynh_app_upgrading_from_version_before_or_equal_to 14.3.0~ynh1; then
    mkdir -p "/var/log/$app"
    mv "$data_dir/logs" "/var/log/$app/dns"
    chown -R "$app:$app" "/var/log/$app"
    ln -sf "/var/log/$app/dns" "$data_dir/logs"
    ln -sf $(ls -t /var/log/$app/dns/*.log | head -n 1) /var/log/$app/$app.log
    ynh_config_add --template="dnsmasq.conf" --destination="/etc/dnsmasq.d/$app.conf"
    ynh_systemctl --service="dnsmasq" --action="restart"
    ynh_hide_warnings yunohost firewall allow Both 53
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression "Upgrading source files..."

ynh_setup_source --source_id="prebuilt" --dest_dir="$install_dir/sources" --full_replace
ynh_setup_source --source_id="dotnet" --dest_dir="$install_dir/dotnet" --full_replace

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression "Upgrading system configurations related to $app..."

ynh_config_add_nginx

ynh_config_add_systemd
yunohost service add "$app" --description="Technitium DNS Server" --log="/var/log/$app/$app.log" --needs_exposed_ports=53

#=================================================
# ADD A CRON JOB
#=================================================
ynh_config_add --template="logsymlink.cron" --destination="/etc/cron.d/$app"
chmod 644 "/etc/cron.d/$app"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression "Starting $app's systemd service..."

ynh_systemctl --service="$app" --action="start" --log_path=systemd --wait_until="was started successfully"

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression "Upgrade of $app completed"